80105768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{1171}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 159485760

約数和(自身を除く): 79379992

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 503, 1006, 1171, 2012, 2342, 4024, 4684, 8551, 9368, 17102, 19907, 34204, 39814, 68408, 79628, 159256, 589013, 1178026, 2356052, 4712104, 10013221, 20026442, 40052884, 80105768]

約数ペア:

[(1, 80105768), (2, 40052884), (4, 20026442), (8, 10013221), (17, 4712104), (34, 2356052), (68, 1178026), (136, 589013), (503, 159256), (1006, 79628), (1171, 68408), (2012, 39814), (2342, 34204), (4024, 19907), (4684, 17102), (8551, 9368)]